Finding the Fourth Proportional to 944,415.10, 1,303,133.19 and 530,896.78
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Solution
The fourth proportional to 944,415.10, 1,303,133.19 and 530,896.78 is: 732,547.81
Step by Step Solution
- Step 1: Write the proportion equation
944,415.10 : 1,303,133.19 = 530,896.78 : x - Step 2: Convert to fraction form
944,415.10/1,303,133.19 = 530,896.78/x - Step 3: Cross multiply
944,415.10x = 1,303,133.19 × 530,896.78 - Step 4: Simplify right side
944,415.10x = 691,829,214,482.13 - Step 5: Solve for x
x = 691,829,214,482.13/944,415.10 - Step 6: Final answer
x = 732,547.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.